Force rebase and precommit flake8

Makefile

@@ -2,6 +2,7 @@ bootstrap:
 	pip install -e . --use-mirrors
 	pip install "file://`pwd`#egg=raven[dev]" --use-mirrors
 	pip install "file://`pwd`#egg=raven[tests]" --use-mirrors
+	make setup-git
 
 test: bootstrap lint
 	@echo "Running Python tests"
@@ -16,3 +17,7 @@ lint:
 coverage:
 	coverage run runtests.py --include=raven/* && \
 	coverage html --omit=*/migrations/* -d cover
+
+setup-git:
+	git config branch.autosetuprebase always
+	cd .git/hooks && ln -sf ../../hooks/* ./

hooks/pre-commit

@@ -0,0 +1,39 @@
+#!/usr/bin/env python
+
+import glob
+import os
+import sys
+
+os.environ['PYFLAKES_NODOCTEST'] = '1'
+
+# pep8.py uses sys.argv to find setup.cfg
+sys.argv = [os.path.join(os.path.dirname(__file__), os.pardir, os.pardir)]
+
+# git usurbs your bin path for hooks and will always run system python
+if 'VIRTUAL_ENV' in os.environ:
+    site_packages = glob.glob(
+        '%s/lib/*/site-packages' % os.environ['VIRTUAL_ENV'])[0]
+    sys.path.insert(0, site_packages)
+
+
+def main():
+    from flake8.main import DEFAULT_CONFIG
+    from flake8.engine import get_style_guide
+    from flake8.hooks import run
+
+    gitcmd = "git diff-index --cached --name-only HEAD"
+
+    _, files_modified, _ = run(gitcmd)
+
+    # remove non-py files and files which no longer exist
+    files_modified = filter(
+        lambda x: x.endswith('.py') and os.path.exists(x),
+        files_modified)
+
+    flake8_style = get_style_guide(parse_argv=True, config_file=DEFAULT_CONFIG)
+    report = flake8_style.check_files(files_modified)
+
+    return report.total_errors
+
+if __name__ == '__main__':
+    sys.exit(main())

setup.py

@@ -29,7 +29,7 @@ setup_requires = [
 ]
 
 dev_requires = [
-    'flake8>=1.6,<2.0',
+    'flake8>=2.0,<2.1',
 ]
 
 unittest2_requires = ['unittest2']